Nearshore Marine Forecast
Issued by NWS Marquette, MI

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FZUS53 KMQT 032311
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
710 PM EDT Thu Apr 3 2025

For waters within five nautical miles of shore

Waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. Occasional wave height is the
average of the highest 1/10 of the wave spectrum.

LMZ221-040800-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
710 PM EDT Thu Apr 3 2025

.REST OF TONIGHT...West wind less than 10 knots veering northwest
by midnight. Mostly clear. Waves 1 to 2 feet.
.FRIDAY...Variable wind less than 10 knots becoming east less
than 10 knots by late morning. Partly cloudy. Waves calm to
1 foot.
.FRIDAY NIGHT...Northeast wind less than 10 knots. Cloudy. A
slight chance of rain showers after midnight. Waves calm to
1 foot.
.SATURDAY...Northwest wind 5 to 15 knots. Mostly cloudy. A slight
chance of rain showers in the morning. Waves calm to 1 foot.

$$

LMZ248-250-040800-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
710 PM EDT Thu Apr 3 2025

.REST OF TONIGHT...Northwest wind 5 to 15 knots through midnight
becoming variable. Mostly clear. Waves 2 to 3 feet subsiding to
1 to 2 feet.
.FRIDAY...Variable wind less than 10 knots becoming east less
than 10 knots by late morning. Partly cloudy. Waves calm to
1 foot.
.FRIDAY NIGHT...East wind less than 10 knots. Cloudy. A slight
chance of rain showers after midnight. Waves calm to 1 foot.
.SATURDAY...North wind less than 10 knots backing northwest 10 to
15 knots in the afternoon. Mostly cloudy. A slight chance of rain
showers and snow showers in the morning. Waves building to 1 to
2 feet.

$$

LSZ240-040800-
Saxon Harbor WI to Black River MI-
710 PM EDT Thu Apr 3 2025 /610 PM CDT Thu Apr 3 2025/

.REST OF TONIGHT...West wind less than 10 knots through midnight
becoming variable. Partly cloudy. Waves 1 to 2 feet.
.FRIDAY...Variable wind less than 10 knots becoming northeast
less than 10 knots by late morning. Mostly cloudy. Waves calm to
1 foot.
.FRIDAY NIGHT...Northeast wind less than 10 knots backing
northwest after midnight. Cloudy. A chance of snow showers
possibly mixed with rain showers after midnight. Waves calm to
1 foot.
.SATURDAY...Northwest wind 10 to 15 knots. Partly cloudy with a
slight chance of snow showers possibly mixed with rain showers in
the morning, then sunny in the afternoon. Waves building to 2 to
3 feet, then subsiding to 1 to 2 feet.

$$

LSZ241-040800-
Black River to Ontonagon MI-
710 PM EDT Thu Apr 3 2025 /610 PM CDT Thu Apr 3 2025/

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS
EVENING...

.REST OF TONIGHT...West wind 5 to 15 knots. Mostly clear. Waves
2 to 4 feet subsiding to 1 to 2 feet.
.FRIDAY...Variable wind less than 10 knots becoming northeast
less than 10 knots by late morning. Mostly cloudy. Waves calm to
1 foot.
.FRIDAY NIGHT...East wind less than 10 knots backing northwest
after midnight. Cloudy. A chance of rain showers and snow showers
after midnight. Waves calm to 1 foot.
.SATURDAY...Northwest wind 10 to 15 knots. Mostly cloudy with a
chance of snow showers in the morning, then mostly sunny in the
afternoon. Waves building to 2 to 3 feet.

$$

LSZ242-243-040800-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
710 PM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF TONIGHT...West wind 10 to 20 knots diminishing to less
than 10 knots by midnight. Mostly clear. Waves 3 to 6 feet
occasionally to 8 feet subsiding to 1 to 2 feet.
.FRIDAY...Variable wind less than 10 knots becoming northwest
less than 10 knots by late morning, then veering northeast late.
Partly cloudy. Waves 1 to 2 feet.
.FRIDAY NIGHT...Southeast wind less than 10 knots veering west
after midnight. Cloudy. A slight chance of rain showers and snow
showers after midnight. Waves calm to 1 foot.
.SATURDAY...Northwest wind 10 to 20 knots backing west 15 to
20 knots in the afternoon. Mostly cloudy with a chance of snow
showers in the morning, then mostly sunny in the afternoon. Waves
building to 2 to 4 feet.

$$

LSZ245-040800-
Manitou Island to Point Isabelle MI-
710 PM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.REST OF TONIGHT...West wind 5 to 15 knots with gusts up to
24 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to
2 feet.
.FRIDAY...West wind less than 10 knots backing southeast late.
Partly cloudy. Waves calm to 1 foot.
.FRIDAY NIGHT...Southeast wind less than 10 knots veering
southwest after midnight. Cloudy. A slight chance of rain showers
possibly mixed with snow showers after midnight. Waves calm to
1 foot.
.SATURDAY...Northwest wind 5 to 15 knots with gusts up to
22 knots. Partly cloudy. A chance of snow showers in the morning.
Waves building to 2 to 3 feet.

$$

LSZ244-040800-
Eagle River to Manitou Island MI-
710 PM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.REST OF TONIGHT...West wind 10 to 20 knots veering northwest
less than 10 knots late. Mostly clear. Waves 3 to 6 feet
occasionally to 8 feet subsiding to 1 to 2 feet.
.FRIDAY...West wind less than 10 knots backing east late. Partly
cloudy. Waves 1 to 2 feet.
.FRIDAY NIGHT...Southeast wind less than 10 knots veering
southwest after midnight. Cloudy. A slight chance of rain showers
and snow showers after midnight. Waves calm to 1 foot.
.SATURDAY...Northwest wind 10 to 20 knots. Partly cloudy. A
chance of snow showers in the morning. Waves building to 2 to
4 feet.

$$

LSZ246-040800-
Point Isabelle to Lower Entrance of Portage Canal MI-
710 PM EDT Thu Apr 3 2025

.REST OF TONIGHT...West wind 5 to 15 knots through midnight
becoming variable. Mostly clear. Waves 1 to 2 feet.
.FRIDAY...Variable wind less than 10 knots becoming east less
than 10 knots late. Partly cloudy. Waves calm to 1 foot.
.FRIDAY NIGHT...East wind less than 10 knots veering west after
midnight. Cloudy. A slight chance of rain showers possibly mixed
with freezing rain and snow showers after midnight. Waves calm to
1 foot.
.SATURDAY...Northwest wind 5 to 15 knots. Partly cloudy. A chance
of snow showers in the morning. Waves building to 1 to 2 feet.

$$

LSZ247-040800-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
710 PM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.REST OF TONIGHT...West wind 5 to 15 knots with gusts up to
22 knots backing southwest less than 10 knots late. Mostly clear.
Waves 2 to 3 feet subsiding to 1 to 2 feet.
.FRIDAY...Southwest wind less than 10 knots through mid morning
becoming variable, then becoming east less than 10 knots late.
Mostly cloudy. Waves calm to 1 foot.
.FRIDAY NIGHT...East wind less than 10 knots veering southwest
after midnight. Cloudy. A slight chance of rain showers possibly
mixed with snow showers after midnight. Waves calm to 1 foot.
.SATURDAY...Northwest wind 5 to 15 knots with gusts up to
22 knots. Partly cloudy. A chance of snow showers in the morning.
Waves building to 1 to 2 feet.

$$

LSZ248-040800-
Huron Islands to Marquette MI-
710 PM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

.REST OF TONIGHT...West wind 5 to 15 knots with gusts up to
22 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to
2 feet.
.FRIDAY...Southwest wind less than 10 knots backing east by late
morning. Mostly cloudy. Waves calm to 1 foot.
.FRIDAY NIGHT...Southeast wind less than 10 knots veering
southwest after midnight. Cloudy. A slight chance of rain showers
after midnight. Waves calm to 1 foot.
.SATURDAY...Northwest wind 5 to 15 knots with gusts up to
22 knots. Partly cloudy. A chance of snow showers possibly mixed
with rain showers in the morning. Waves building to 2 to 3 feet.

$$

LSZ249-040800-
Marquette to Munising MI-
710 PM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.REST OF TONIGHT...West wind 5 to 15 knots with gusts up to
22 knots. Mostly clear. Waves 3 to 6 feet occasionally to 8 feet
subsiding to 1 to 2 feet.
.FRIDAY...Variable wind less than 10 knots becoming east less
than 10 knots late. Mostly cloudy. Waves 1 to 2 feet.
.FRIDAY NIGHT...Southeast wind less than 10 knots in the evening
becoming variable. Cloudy. Waves calm to 1 foot.
.SATURDAY...Northwest wind 5 to 15 knots increasing to 15 to
20 knots in the afternoon. Mostly cloudy. A chance of rain
showers possibly mixed with snow showers in the morning. Waves
building to 2 to 4 feet.

$$

LSZ250-040800-
Munising to Grand Marais MI-
710 PM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 AM EDT FRIDAY...

.REST OF TONIGHT...Northwest wind 10 to 20 knots diminishing to
less than 10 knots late. Mostly clear. Waves 5 to 8 feet
occasionally to 10 feet subsiding to 2 to 3 feet.
.FRIDAY...Variable wind less than 10 knots becoming northeast
less than 10 knots late. Partly cloudy. Waves subsiding to 1 to
2 feet.
.FRIDAY NIGHT...Southeast wind less than 10 knots. Cloudy. Waves
calm to 1 foot.
.SATURDAY...West wind 5 to 15 knots veering northwest 15 to
20 knots in the afternoon. Mostly cloudy. A chance of rain
showers possibly mixed with snow showers in the morning. Waves
building to 3 to 5 feet occasionally to 7 feet.

$$

LSZ251-040800-
Grand Marais to Whitefish Point MI-
710 PM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT FRIDAY...

.REST OF TONIGHT...Northwest wind 10 to 20 knots with gusts up to
28 knots diminishing to less than 10 knots late. Mostly clear.
Waves 6 to 9 feet occasionally to 11 feet subsiding to 2 to
4 feet.
.FRIDAY...Variable wind less than 10 knots becoming east less
than 10 knots by late morning. Partly cloudy. Waves subsiding to
1 to 2 feet.
.FRIDAY NIGHT...East wind less than 10 knots veering southeast
after midnight. Cloudy. Waves calm to 1 foot.
.SATURDAY...Southwest wind 5 to 15 knots veering northwest 15 to
20 knots in the afternoon. Mostly cloudy. A slight chance of rain
showers and snow showers in the morning, then a slight chance of
snow showers in the afternoon. Waves building to 3 to 5 feet
occasionally to 7 feet.

$$

WFO MQT